National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Baltimore, Inner Harbor (KDMH)

Lat: 39.28°NLon: 76.62°WElev: 20ft.

36°F

2°C

Humidity 48%
Wind Speed NA
Barometer 30.03 in (1016.9 mb)
Dewpoint 18°F (-8°C)
Visibility NA
Last update 22 Jan 4:53 am EST
Extended Forecast for

Gwynn Oak MD

Winter Storm Watch January 24, 07:00pm until January 26, 07:00am
Click here for hazard details and duration
Winter Storm Watch

  • Today

    Today: Mostly sunny, with a high near 47. West wind 7 to 15 mph, with gusts as high as 28 mph.

    High: 47 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 27. West wind around 7 mph.

    Low: 27 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 41. West wind 5 to 14 mph, with gusts as high as 26 mph.

    High: 41 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 8. Wind chill values as low as -5. Northwest wind 10 to 15 mph, with gusts as high as 28 mph.

    Low: 8 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 19. North wind 6 to 9 mph.

    High: 19 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times. Low around 14. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    Low: 14 °F

    Heavy Snow

  • Sunday

    Sunday: Snow. High near 23. Chance of precipitation is 100%.

    High: 23 °F

    Snow

  • Sunday Night

    Sunday Night: Snow, freezing rain, and sleet likely before 1am, then a chance of snow. Mostly cloudy, with a low around 15. Chance of precipitation is 60%.

    Low: 15 °F

    Wintry Mix
    Likely

  • Monday

    Monday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 47. West wind 7 to 15 mph, with gusts as high as 28 mph.
Tonight
Partly cloudy, with a low around 27. West wind around 7 mph.
Friday
Partly sunny, with a high near 41. West wind 5 to 14 mph, with gusts as high as 26 mph.
Friday Night
Mostly cloudy, with a low around 8. Wind chill values as low as -5. Northwest wind 10 to 15 mph, with gusts as high as 28 mph.
Saturday
Mostly cloudy, with a high near 19. North wind 6 to 9 mph.
Saturday Night
Snow. The snow could be heavy at times. Low around 14. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Sunday
Snow. High near 23. Chance of precipitation is 100%.
Sunday Night
Snow, freezing rain, and sleet likely before 1am, then a chance of snow. Mostly cloudy, with a low around 15. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 24.
Monday Night
Mostly clear, with a low around 5.
Tuesday
Sunny, with a high near 24.
Tuesday Night
Partly cloudy, with a low around 10.
Wednesday
Partly sunny, with a high near 28.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gwynn Oak MD
 39.3°N 76.72°W (Elev. 400 ft)
Last Update:
5:12 am EST Jan 22, 2026
Forecast Valid:
5am EST Jan 22, 2026-6pm EST Jan 28, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation